diff --git a/gns3server/controller/import_project.py b/gns3server/controller/import_project.py
index bdf7fe5a..c9f2cba9 100644
--- a/gns3server/controller/import_project.py
+++ b/gns3server/controller/import_project.py
@@ -49,6 +49,9 @@ def import_project(controller, project_id, stream, location=None, name=None, kee
     :returns: Project
     """
 
+    if location and ".gns3" in location:
+        raise aiohttp.web.HTTPConflict(text="The destination path should not contain .gns3")
+
     with zipfile.ZipFile(stream) as myzip:
 
         try: